Home / 52,901.21-72,992.26-30,532.25

Finding the Fourth Proportional to 52,901.21, 72,992.26 and 30,532.25

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Solution

The fourth proportional to 52,901.21, 72,992.26 and 30,532.25 is: 42,127.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,901.21 : 72,992.26 = 30,532.25 : x
  2. Step 2: Convert to fraction form
    52,901.21/72,992.26 = 30,532.25/x
  3. Step 3: Cross multiply
    52,901.21x = 72,992.26 × 30,532.25
  4. Step 4: Simplify right side
    52,901.21x = 2,228,617,930.39
  5. Step 5: Solve for x
    x = 2,228,617,930.39/52,901.21
  6. Step 6: Final answer
    x = 42,127.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.